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jim_duffy
Managing Editor

Tenor finds a buyer for its IP

Opinion
Apr 25, 20032 mins
AT&TCellular NetworksGovernment

RBOCs win, lose, launch long-distance; AT&T guarantees reliable high-bandwidth

Enterasys has scooped up Tenor Networks’ intellectual property and founder for use in and development of its enterprise routers. Terms of the deal were not disclosed.

Enterasys has scooped up Tenor Networks’ intellectual property and founder for use in and development of its enterprise routers. Terms of the deal were not disclosed. Tenor, initially a maker of Multi-protocol Label Switching (MPLS) core switches when it was founded in 1998, went bust two months ago after running out of cash and time. The company attempted to reboot itself as a maker of Ethernet-to-MPLS aggregation devices, but sales never materialized before investors pulled the plug. Tenor’s cofounder Leon Woo joins Enterasys as executive vice president of engineering. He will manage worldwide research and development. (Read the story)

Regional Bell operating companies are gradually peeling away the barriers to offer nationwide long-distance service. Qwest and SBC announced FCC approval to offer long-distance in select states with their regions. But SBC was rebuffed by the FCC in its application to offer long-distance in Michigan due to outstanding issues regarding wholesale billing. Verizon, meanwhile, launched long-distance service in Maryland and Washington, D.C. Verizon now offers long-distance in 48 states and D.C., and is awaiting approval for West Virginia. (Read the story)

AT&T last week launched an umbrella service for large enterprises that promises predictability and reliability for local and long-haul connectivity. The IXC’s High Performance Access Service (HiPAS) offers users an end-to-end 99.999% network availability and reliability guarantee. The guarantee is for the carrier’s largest customers with dedicated connectivity between OC-3, 155M bit/sec and OC-192, 10G bit/sec. HiPAS is available in AT&T’s 68 local service markets nationwide, but the carrier says it will also offer the performance guarantee for local connectivity over other service providers’ networks. (Read the story)

jim_duffy
Managing Editor

Jim Duffy has been covering technology for over 28 years, 23 at Network World. He covers enterprise networking infrastructure, including routers and switches. He also writes The Cisco Connection blog and can be reached on Twitter @Jim_Duffy and at jduffy@nww.com.Google+

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